second law of motion

例句：

1. 1. The second law of motion states that energy cannot be created or destroyed, only transferred from one form to another.
   第二运动定律表明，能量不能被创造或销毁，只能从一个形式转移到另一个形式。
2. 2. In the context of thermodynamics, the second law of motion is often used to describe the behavior of systems at equilibrium.
   在热力学的背景下，第二运动定律常用来描述系统达到平衡状态的行为。
3. 3. The second law of motion also applies to the behavior of materials under stress, where it describes how they resistdeformation and fracture.
   第二运动定律也适用于材料在应力下的行为，它描述了它们如何抵抗变形和断裂。